Answer:
To allow for the passage of light in a microscope.
Answer:
The correct answer will be option C- endothelial cells of the endocardium.
Explanation:
The pulmonary capillary bed is the network of capillaries in the lungs- alveolar region mainly where gaseous exchange takes place.
This bed receives blood from the pulmonary arteriole which arises from the pulmonary artery. The blood is pumped to this artery through the right ventricle of the heart. The right ventricle- especially the valves is lined from with the endocardium which lines it and prevents the blood from sticking to the inside of the chamber.
Therefore, the blood pumped from the right ventricle is in contact with the endothelial cells of the endocardium and option C is the correct answer.
Answer:
It could be a fractured knee or out of place
Explanation:
His leg felt like giving out when attempting to walk. He explains that he twisted his knee while trying to change direction. He heard a loud pop as his knee gave in.
Answer: to take a look inside and around the ears
Explanation: the dog may have either allergies, bacterial infection, or skin parasites so it is important to check for hot spots that may indicate a bacterial infection
Answer:
The digestive tract runs from the mouth to the anus. It looks like a lengthy muscular tube with digestive organs connected along the way, up to 10 meters long. The large intestine and, to a lesser extent, the remainder of the digestive system contain a significant reservoir of microorganisms, such as bacteria.